Physics

Physics

Cathode rays and their 15 properties

Definition of cathode rays: Cathode rays are the group of fast moving negatively charged particles. These negatively charged particles are electrons. These rays are shot

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Einstein Coefficient Relation

Einstein Coefficient Relation derivation and discussion:Einstein showed the interaction of radiation with the matter with the help of three processes called stimulated absorption, spontaneous emission,

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How does a laser work

One must have seen and if not seen then must have heard the term laser. But if you have seen the laser light emitting from

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Meaning of Holography

The word holography originates from the Greek words “holos” (complete) and “graphos” (writing). Thus, it is the technique to record the complete picture of an

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